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OCR for page 104
104 APPENDIX J Minimum Length of Passing Zones ALABAMA 860 ft for speed limit of 60 mph. 1,000 ft for speed limit of 65 mph. 400 ft. (All of these are shown in metric units in the design standards.) ALASKA IOWA Not less than 10 s of travel distance at the 85th percentile or posted speed, whichever is higher. 400 ft. ARIZONA KENTUCKY 400 ft. 400 ft, except that on low-volume roads with low speeds and infrequent passing opportunities, this distance may be short- ened to 200 ft. CALIFORNIA Not less than the minimum passing sight distance shown in MINNESOTA Table 3B-1 of the MUTCD for the prevailing speed. 500 ft for 85th percentile speeds of 20 to 39 mph. 650 ft for 85th percentile speeds of 40 to 54 mph. COLORADO 800 ft for 85th percentile speeds of 55 mph or higher. 400 ft per Paragraph 3 of Section 3B.02 of the MUTCD. MONTANA IDAHO 1,000 ft. 400 ft for speed limits of 45 mph or less. 450 ft for speed limit of 50 mph. NEW YORK 500 ft for speed limit of 55 mph. 550 ft for speed limit of 60 mph. 400 ft. 600 ft for speed limit of 65 mph. NORTH DAKOTA ILLINOIS 400 ft. 400 ft for speeds of less than 60 mph. 600 ft for speeds of 60 mph or more. OHIO If the gap between consecutive no-passing zones is be- 400 ft for speeds of less than 50 mph. tween 600 and 800 ft, connecting the no-passing zones is 600 ft for speeds of 50 mph or more. optional. OREGON INDIANA 400 ft. 420 ft for speed limit of 30 mph. 480 ft for speed limit of 35 or 40 mph. 530 ft for speed limit of 45 mph. PENNSYLVANIA 580 ft for speed limit of 50 mph. 730 ft for speed limit of 55 mph. 400 ft.

OCR for page 104
105 VIRGINIA 650 ft for speed limit of 55 mph. 700 ft for speed limit of 60 mph. 500 ft. 850 ft for speed limit of 65 mph or more. WEST VIRGINIA TUCSON/PIMA COUNTY, AZ 400 ft. 400 ft. No standards were found for: WISCONSIN Arkansas New Jersey 528 ft for speed limits of 40 mph or less. Connecticut New Mexico 686 ft for speed limit of 45 or 50 mph. Delaware North Carolina 792 ft for speed limit of 55 mph. Florida Oklahoma Georgia Rhode Island (These dimensions are shown as 0.10, 0.13, and 0.15 miles Hawaii South Carolina in the design standards.) Kansas South Dakota Louisiana Tennessee Maine Texas WYOMING Maryland Utah Massachusetts Vermont 280 ft for speed limit of 25 mph. Michigan Washington 320 ft for speed limit of 30 mph. Mississippi District of Columbia 370 ft for speed limit of 35 mph. Missouri Puerto Rico 410 ft for speed limit of 40 mph. Nebraska Charlotte, NC 500 ft for speed limit of 45 mph. Nevada Los Angeles, CA 550 ft for speed limit of 50 mph. New Hampshire New York, NY